Vardenafil also is known as the Levitra brand. This is a prescription drug. Which treats impotence in men. That is, Vilitra is used to reconcile men who are unable to achieve or sustain. The arteries that carry blood to the rectum are very narrow. Vilitra tablets increase the blood flow to the rectum. Its effect is similar to that of sildenafil and tadalafil. This is modern medicine.